<!DOCTYPE html>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=1270235
-->
<head>
  <title>Test for Bug 1270235</title>
  <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
  <script type="application/javascript" src="/tests/SimpleTest/EventUtils.js"></script>
  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
</script>
</head>
<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1270235">Mozilla Bug 1270235</a>
<p id="display"></p>
<div id="content" style="display: none;"></div>

<div id="edit1" contenteditable="true"><p>AB</p></div>
<script type="application/javascript">
SimpleTest.waitForExplicitFinish();
SimpleTest.waitForFocus(()=>{
  let element = document.getElementById('edit1');
  element.focus();
  let textNode = element.firstChild.firstChild;
  let node = textNode.splitText(0);
  node.parentNode.removeChild(node);

  ok(!node.parentNode, 'parent must be null');

  let  newRange = document.createRange();
  newRange.setStart(node, 0);
  newRange.setEnd(node, 0);
  let selection = document.getSelection();
  selection.removeAllRanges();
  selection.addRange(newRange);

  ok(selection.isCollapsed, 'isCollapsed must be true');

  // Don't crash by user input
  synthesizeKey("X", {});

  SimpleTest.finish();
});
</script>
</body>
</html>
